Improve pxr CMake Config support by using CMakeFindDependencyMacro CMake module instead of raw find_package
#3205
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Description of Change(s)
This PR improves the
pxrCMake Config supports by usingfind_dependencyfromCMakeFindDependencyMacroCMake module instead of rawfind_package.Doing so handling of
REQUIREDis not needing anymore as it will be transively forwarded from thefind_pckage(pxr ...)calls:find_package(pxr REQUIRED ...)results in dependencies being required toofind_package(pxr ...)results in dependencies being optional tooMore information on
CMakeFindDependencyMacroCMake module documentation page.